皮皮学，免费搜题
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【单选题】
以下哪个不是素描常用工具A.
铅笔
B.
油画棒
C.
素描纸
D.
橡皮
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Refer to Figure 1 The amount of the tax per unit is
A.
P 2 minus P 0 .
B.
P 2 minus P 1 .
C.
P 1 minus P 0 .
D.
Q 1 minus Q 0 .
【单选题】Refer to Figure 1 The equilibrium price before the tax is imposed is Figure 1
A.
P 0 .
B.
P 1 .
C.
P 2 .
D.
None of the above is correct.
【单选题】Refer to Figure 9-1. With trade, Scotland will
A.
export 11 units of wool.
B.
export 5 units of wool.
C.
import 15 units of wool.
D.
import 6 units of wool.
【单选题】Figure 1 The figure below depicts a production function for a firm that produces cookies. Refer to Figure 1 . As the number of workers increases,
A.
total output increases, but at a decreasing rate.
B.
marginal product increases, but at a decreasing rate.
C.
marginal product increases at an increasing rate.
D.
total output decreases.
【单选题】按控制原理分类，一般分为前馈控制、防护控制和反馈控制。以下选项属于前馈控制的是( )。
A.
对产品设计、试制阶段进行成本控制
B.
通过建立各种制度来控制成本
C.
产品发生过程中的成本控制
D.
对作业活动进行成本控制
【单选题】Refer to Figure 28-1. The labour force is
A.
134.0 million.
B.
92.3 million.
C.
139.7 million.
D.
98.0 million.
【单选题】患者,男性,45岁,囊尾手术后,平车运送回病房,需搬运患者至床上。平车放置的正确位置为
A.
头端与床尾呈钝角
B.
头端与床尾呈锐角
C.
尾端与床尾呈钝角
D.
尾端与床尾相接
E.
平车紧靠床边
【单选题】Refer to Figure 9-1. From the figure it is apparent that
A.
Scotland will export wool if trade is allowed.
B.
Scotland will import wool if trade is allowed.
C.
Scotland has nothing to gain either by importing or exporting wool.
D.
the world price will fall if Scotland begins to allow its citizens to trade with other countries.
【单选题】Refer to Figure 1 . With regard to cookie production, the figure implies
A.
diminishing marginal product of workers.
B.
diminishing marginal cost of cookie production.
C.
decreasing cost of cookie production.
D.
increasing marginal product of workers.
【单选题】Refer to the symbol in Figure1. When A = 0 and B = 1, ________.
A.
∑ = 1, Cout = 1
B.
∑ = 0, Cout = 1
C.
∑ = 0, Cout = 0
D.
∑ = 1, Cout = 0
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